BOYESEN Waterpump Kits S3-Cat-SpareParts-Hand/footcontrols-Handlebars-Offroad Heavy-duty construction resists the physical

Heavy-duty construction resists the physical demands of high-vibration motorcycle engines

this front sprocket ensures smooth power delivery and consistent chain engagement

Features a high-quality black finish that matches factory frame colours

The 420NZ1 non-sealed chain is engineered for minimal rotating mass to maximise small-engine output

BOYESEN Waterpump Kits S3-Cat-SpareParts-Hand/footcontrols-Handlebars-Offroad Heavy-duty construction resists the physicalOptimise your engine's cooling efficiency with a high flow impeller and housing system. These kits are designed to reduce coolant temperatures and prevent cavitation, ensuring peak performance during high load racing scenarios. Investment cast aluminium construction provides superior heat dissipation. Patented impeller design increases flow rate across all RPM ranges. Includes all necessary gaskets for a leak free and reliable installation.